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Generalized Woodall primes of the form n•19n-1
| Reserved! This sequence is currently reserved by: Ryan Propper |
Current data
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Notes
History
- 2023-04-29: Checked to n = 1600000, Ryan Propper
- 2023-04-19: Reserved by Ryan Propper for 1000000≤n≤1600000
- 2023-04-10: Checked to n = 1000000, Ryan Propper
- 2023-04-01: Reserved by Ryan Propper for n≤1000000
- 2015-08: Found n = 280524, Steven Harvey
- 2014-03-13: Checked to n = 25000, Steven Harvey
- 2010-11-01: Checked to n = 4000, Steven Harvey
- 2008-11-06: Found n = 189620, Hugo Platzer
- 2008-10-25: Found n = 146478, Hugo Platzer
- 2008-10-16: Found n = 91850, Hugo Platzer
- 2004-01-20: Found n = 33890, Steven Harvey
